Should I cut yellow leaves off corn plant?
Finally, note that the leaves of the corn plant only live for 2-3 years, so often older (lower) leaves on these plants turn yellow. When they start to yellow, remove them.
How do you fix yellow leaves on corn?
The solution is to side dress with a high nitrogen fertilizer. Cool weather can also make corn plant leaves turn yellow. Again, this is due to a lack of nitrogen. When soil is cool and wet, the corn has trouble absorbing nitrogen from the soil.
What does an overwatered Dracaena look like?
The most obvious signs of overwatering are soft brown leaves or a soft looking trunk. If you notice this happening, leave your dracaena to dry out fully and then reduce watering going forward.